Difference in Oils
I often get asked if there is really a difference between outboard 4stroke oil as opposed to the oil we put in our cars. My answer is most definitely and if you want to get the longest life out of your engine you should only use an oil that is FC-W rated and here’s why. The major differences between API and FC-W oils are higher levels of ZDDP, viscosity, rust preventative agents, and anti foaming standards in FC-W oil. API oil or oil rated SM has lower levels of a substance called ZDDP, an anti…See More
